diff --git a/packages/apidom-parser-adapter-json/src/lexical-analysis/browser.ts b/packages/apidom-parser-adapter-json/src/lexical-analysis/browser.ts
index 175dc536b..deee7536c 100644
--- a/packages/apidom-parser-adapter-json/src/lexical-analysis/browser.ts
+++ b/packages/apidom-parser-adapter-json/src/lexical-analysis/browser.ts
@@ -9,7 +9,7 @@ import treeSitterJson from '../../wasm/tree-sitter-json.wasm';
 let parser: Parser | null = null;
 let parserInitLock: Promise<Parser> | null = null;
 const activeTrees: Set<Tree> = new Set();
-const MAX_ACTIVE_TREES = 5;
+const MAX_ACTIVE_TREES = 10;
 
 /**
  * Lexical Analysis of source string using WebTreeSitter.
diff --git a/packages/apidom-parser-adapter-yaml-1-2/src/lexical-analysis/analyze.ts b/packages/apidom-parser-adapter-yaml-1-2/src/lexical-analysis/analyze.ts
index 3ad22a96e..9a5e1a4ac 100644
--- a/packages/apidom-parser-adapter-yaml-1-2/src/lexical-analysis/analyze.ts
+++ b/packages/apidom-parser-adapter-yaml-1-2/src/lexical-analysis/analyze.ts
@@ -4,7 +4,7 @@ import { ApiDOMError } from '@swagger-api/apidom-error';
 let parser: Parser | null = null;
 let parserInitLock: Promise<Parser> | null = null;
 const activeTrees: Set<Tree> = new Set();
-const MAX_ACTIVE_TREES = 5;
+const MAX_ACTIVE_TREES = 10;
 
 const createAnalyze =
   (treeSitterYaml: string | Uint8Array) =>